Allow building mips

Author: hazzik

builders/build-linux-rust/Dockerfile

@@ -99,5 +99,12 @@ RUN curl -LO https://github.com/NordSecurity/rust_build_utils/releases/download/
 RUN echo "[target.mipsel-unknown-linux-musl]\n" >> ${CARGO_HOME}/config.toml
 RUN echo "linker = \"/opt/mipsel-linux-muslsf-cross/bin/mipsel-linux-muslsf-gcc\"" >> ${CARGO_HOME}/config.toml
 
+RUN curl -LO https://musl.cc/mips-linux-muslsf-cross.tgz \
+    && tar -xzf mips-linux-muslsf-cross.tgz -C /opt \
+    && rm mips-linux-muslsf-cross.tgz
+
+RUN echo "[target.mips-unknown-linux-musl]\n" >> ${CARGO_HOME}/config.toml
+RUN echo "linker = \"/opt/mips-linux-muslsf-cross/bin/mips-linux-muslsf-gcc\"" >> ${CARGO_HOME}/config.toml
+
 # Skip llt-secrets check when building in builder images
 ENV BYPASS_LLT_SECRETS=1

rust_build_utils/linux_build_utils.py

@@ -27,7 +27,7 @@ def _create_debug_symbols(bin_path: str):
                 f"{bin_path}.debug",
             ]
             rutils.run_command(create_debug_symbols_cmd)
-        elif strip_bin.endswith("mipsel-linux-muslsf-strip"):
+        elif strip_bin.endswith("mipsel-linux-muslsf-strip") or strip_bin.endswith("mips-linux-muslsf-strip"):
             create_debug_symbols_cmd = [
                 f"{strip_bin}",
                 "--only-keep-debug",

rust_build_utils/rust_utils.py

@@ -304,7 +304,7 @@ def parse_cli():
 def _build_packages(
     config, packages: List[str], extra_args: Optional[List[str]], subcommand: str
 ) -> None:
-    if "tvos" in config.target_os or config.rust_target == "mipsel-unknown-linux-musl":
+    if "tvos" in config.target_os or config.rust_target == "mipsel-unknown-linux-musl" or config.rust_target == "mips-unknown-linux-musl":
         args = [
             "cargo",
             f"+nightly-{RUST_NIGHTLY_VERSION}",
@@ -398,7 +398,7 @@ def _cargo(
         shutil.rmtree(distribution_dir)
     os.makedirs(distribution_dir)
 
-    if "tvos" in config.target_os or config.rust_target == "mipsel-unknown-linux-musl":
+    if "tvos" in config.target_os or config.rust_target == "mipsel-unknown-linux-musl" or config.rust_target == "mips-unknown-linux-musl":
         run_command(
             ["rustup", "toolchain", "install", f"nightly-{RUST_NIGHTLY_VERSION}"]
         )

rust_build_utils/rust_utils_config.py

@@ -54,6 +54,10 @@ class WindowsLinkingMethod(enum.Enum):
                 "strip_path": "/opt/mipsel-linux-muslsf-cross/bin/mipsel-linux-muslsf-strip",
                 "rust_target": "mipsel-unknown-linux-musl",
             },
+            "mips": {
+                "strip_path": "/opt/mips-linux-muslsf-cross/bin/mips-linux-muslsf-strip",
+                "rust_target": "mips-unknown-linux-musl",
+            },
             "aarch64": {
                 "strip_path": "/usr/aarch64-linux-gnu/bin/objcopy",
                 "rust_target": "aarch64-unknown-linux-musl",